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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: AJR Am J Roentgenol. 2019 Aug 15;214(4):738–746. doi: 10.2214/AJR.19.21197

Table 1.

CT technique summary

Examination Tube potential (kVp) Tube Current* (mA) Revolution time (s) Bow tie filter Pitch Collimation (mm) Scan Range
Head 120 300 1 Medium Filter 1.000 20 Hard palate-base of occipital bone to vertex
Chest 120 TCM (120–380) 0.5 Body Filter 0.984 40 Supraclavicular through adrenal glands (level of L2 vertebrae)
Abdomen and pelvis with contrast 120 TCM (220–380) 0.7 Body Filter 0.984 40 Diaphragm to pubic symphysis
Chest, abdomen and pelvis with contrast 120 TCM (220–380) 0.7 Body Filter 0.984 40 Supraclavicular to pubic symphysis
*

TCM is Tube Current Modulation.